<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd">
<html lang="en">
<head>
	<meta http-equiv="Content-Type" content="text/html;charset=UTF-8">
	<title>Document</title>
</head>
<frameset cols="50%,50%">
    <frameset rows="50%,50%">
        <frame src="http://www.baidu.com" />
        <frame src="http://www.160.com" />
    </frameset>
    <frameset rows="33%,34%,33%">
         <frame src="http://www.4399.com" />
         <frame src="http://www.17173.com" />
         <frame src="http://www.sina.com" />
     </frameset>
</frameset>
</html>